185.71% is the change from 42 to 120
Calculation steps:
[( 120 - 42 ) ÷ 42] x 100 = 185.71%
Formula
Percentage change = [(120 - 42) / 42] x 100
Subtract the new number by the original number
120 - 42 = 78
78 ÷ 42 = 1.8571428571428572
1.8571428571428572 x 100 = 185.71%